There is but one world common for those who are awake, but when men are asleep, each turns away into a world of his own.

Much learning does not teach sense.

It is hard to contend against one's heart's desire; for whatever it wishes to have it buys at the cost of soul.

Everything flows and nothing abides; everything gives way and nothing stays fixed... Cool things become warm, the warm grows cool; the moist dries, the parched becomes moist... It is in changing that things find repose.

Dogs bark at what they don't understand.

Realize that war is common and justice is strife, and that all things come into being and pass away through strife.

The content of your character is your choice. Day by day, what you choose, what you think and what you do is who you become.